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Finding the Fourth Proportional to 364,537.71, 503,061.35 and 203,383.17

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Solution

The fourth proportional to 364,537.71, 503,061.35 and 203,383.17 is: 280,668.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,537.71 : 503,061.35 = 203,383.17 : x
  2. Step 2: Convert to fraction form
    364,537.71/503,061.35 = 203,383.17/x
  3. Step 3: Cross multiply
    364,537.71x = 503,061.35 × 203,383.17
  4. Step 4: Simplify right side
    364,537.71x = 102,314,211,050.56
  5. Step 5: Solve for x
    x = 102,314,211,050.56/364,537.71
  6. Step 6: Final answer
    x = 280,668.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.